Definition of "unreasonable" []

  • Not governed by reason: an unreasonable attitude. (adjective)
  • Exceeding reasonable limits; immoderate: unreasonable demands. See Synonyms at excessive. (adjective)
  • Immoderate; excessive (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

  • Refusing to listen to reason (adjective)
  • Lacking reason or judgment (adjective) (c) HarperCollins Publishers Ltd 2016

Use "unreasonable" in a sentence
  • "Because the term "unreasonable" is a little vague, the decision about these rate increases is regulated at the state level."
  • "Democrat had proposed a 25 percent tax on what they called unreasonable profits raked in by the five biggest U.S. oil companies."
  • "And that is this tax on what they call unreasonable profits from the oil companies."